St. Mary's Catholic School Photo #0 - Young Minds Achieving Great Things

St. Mary's Catholic School

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St. Mary's Catholic School Photo #1 - Young Minds Achieving Great Things
St. Mary's Catholic School serves 421 students in grades Prekindergarten-6, is a member of the National Catholic Educational Association (NCEA) and the American Montessori Society (AMS).
The student:teacher of St. Mary's Catholic School is 19:1 and the school's religious affiliation is Catholic.

Quick Facts (2025-26)

  • Top-Ranked TX School
  • Grades: Prekindergarten-6
  • Enrollment: 421 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

Top Rankings

St. Mary's Catholic School ranks among the top 20% of private schools in Texas for:

School Overview

Religious Affiliation
Grades Offered
Grades Prekindergarten-6
Year Founded
1971
School Calendar

Student Body

Total Students
421 students
Student Body Type
Co-ed
% Students of Color
93%
State avg.: 41%
Students by Grade
St. Mary's Catholic School Student By Grade

Academics and Faculty

Total Classroom Teachers
22 teachers
Student-Teacher Ratio
19:1
National avg.: 13:1

Tuition and Acceptance Rate

Admission Deadline
None / Rolling

Sports

Total Sports Offered
1 sport

Extracurriculars

Total ExtracurricularsTotal Extra-curric.
6 extracurriculars
ExtracurricularsExtra-curric.
BandBoy Scouts
ChessGirl Scouts
Peer MediatorsStudent Council

Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

What schools are St. Mary's Catholic School often compared to?
St. Mary's Catholic School is often viewed alongside schools like Kenmont Montessori School by visitors of our site.
What sports does St. Mary's Catholic School offer?
St. Mary's Catholic School offers 1 interscholastic sports: Basketball.
What is St. Mary's Catholic School's ranking?
St. Mary's Catholic School ranks among the top 20% of private schools in Texas for: Highest percentage of students of color and Largest student body.
When is the application deadline for St. Mary's Catholic School?
The application deadline for St. Mary's Catholic School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2025-26)

  • Top-Ranked TX School
  • Grades: Prekindergarten-6
  • Enrollment: 421 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Cameron County, TX is $13,506 for elementary schools (read more about average private school tuition across the country).

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